Questions
The ratio of the radii of the planets P1, and P2, is k. The ratio of the acceleration due to gravity is r. The ratio of the escape velocities from them will be
a
Kr
b
kr
c
(k/r)
d
(r/k)
detailed solution
Correct option is B
We know that , ves=(2gR)∴ vesP1vesP2=2g1R12g2R2=g1g2×R1R2=krTalk to our academic expert!
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